.srm-estimator-wrapper .shipping-section {
    background: #f8f9fa;
    padding: 2rem 1rem;
}
.srm-estimator-wrapper .shipping-card {
    max-width: 600px;
    margin: 0 auto;
    background: #fff;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}
.srm-estimator-wrapper .shipping-title {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}
.srm-estimator-wrapper .shipping-subtitle {
    color: #6c757d;
    margin-bottom: 2rem;
}
.srm-estimator-wrapper .shipping-input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ced4da;
    border-radius: 10px;
    margin-bottom: 1rem;
    font-size: 1rem;
}
.srm-estimator-wrapper .shipping-btn {
    padding: 12px 20px;
    border: none;
    border-radius: 30px;
    font-weight: 600;
    cursor: pointer;
    transition: 0.2s;
}
.srm-estimator-wrapper .shipping-btn-primary {
    background: #007bff;
    color: white;
}
.srm-estimator-wrapper .shipping-btn-outline {
    background: transparent;
    border: 1px solid #007bff;
    color: #007bff;
}
.srm-estimator-wrapper .shipping-btn-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
}
.srm-estimator-wrapper .shipping-result {
    background: #e9ecef;
    border-radius: 15px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}
.srm-estimator-wrapper .shipping-row {
    display: flex;
    justify-content: space-between;
    margin: 0.5rem 0;
}
.srm-estimator-wrapper .shipping-total {
    font-weight: bold;
    font-size: 1.2rem;
}
.srm-estimator-wrapper .row {
    display: flex;
    gap: 1rem;
    margin-bottom: 0;
}
.srm-estimator-wrapper .col {
    flex: 1;
}
.srm-estimator-wrapper .success {
    background: #d4edda;
    color: #155724;
    padding: 1rem;
    border-radius: 10px;
    text-align: center;
}
.srm-estimator-wrapper .error {
    background: #f8d7da;
    color: #721c24;
    padding: 1rem;
    border-radius: 10px;
    text-align: center;
}